Home / 1,011,161.48-1,515,015.86-556,133.58

Finding the Fourth Proportional to 1,011,161.48, 1,515,015.86 and 556,133.58

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Solution

The fourth proportional to 1,011,161.48, 1,515,015.86 and 556,133.58 is: 833,250.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,161.48 : 1,515,015.86 = 556,133.58 : x
  2. Step 2: Convert to fraction form
    1,011,161.48/1,515,015.86 = 556,133.58/x
  3. Step 3: Cross multiply
    1,011,161.48x = 1,515,015.86 × 556,133.58
  4. Step 4: Simplify right side
    1,011,161.48x = 842,551,193,978.58
  5. Step 5: Solve for x
    x = 842,551,193,978.58/1,011,161.48
  6. Step 6: Final answer
    x = 833,250.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.